100% brand new and high quality Features: Package Contains: You will get 6 pieces stainless steel bore brushes with handle, enough quantity and various sizes can meet your different needs, and suitable replacement for traditional hand wire brushes. Practical Design: The wire cleaning brush is designed for easy access into narrow holes and confined areas, can be applied for ports, tubes, bearings, cylinders or other narrow clean up requirements. Easy to Use: Just need paste one of the brushes on the included handle to bore out rust or dirt, and it can also use on any power drill or die grinder, which can provide you with effective cleaning. Multi Specifications: There are 6 different sizes of twisted wire stainless steel bore brushes, including 8 mm, 10 mm, 12 mm, 15 mm, 17 mm and 19 mm indiameter; Each brush has 4 inch in length and 1/4 inch hex shank to be mounted on any power drill or die grinder (not included) Warm Note: Please do not exceed 600 rpm, and do not turn counterclockwise, just for push and pull motion only; Pay attention to the correct use of these brushes, in order to prolong the service life. Specification: Material: Nylon + Stainless Steel Length: approx.10cm/3.94in Color: As pictures shown Quantity: 6 Pcs Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Contents: 6 x Drilling Brushes (other accessories demo in the picture is not included.)